| details |
Llandoverian |
|
New York |
Gray,J. et al. Early Silurian spore tetrads from New York earliest new world evidence for vascular plants. |
1971 |
| details |
Ludlovian |
|
Pennsylvania |
Gray,J. et al. Early Silurian spore tetrads from New York earliest new world evidence for vascular plants. |
1971 |
| details |
Ludlovian |
Early Downtonian |
Wales(Carmarthenshire) |
Richardson,J.B. et al. Upper Silurian and Lower Devonian spore assemblages from the Welsh Borderland and South Wales |
1969 |
| details |
Early Caradocian |
|
Czechoslovakia |
Corna,O. Palynological results of comparative maceration of marine sediments. |
1969 |
| details |
Nd |
|
Nd |
Williams,D.B. et al. Organic-walled microfossils as depth and shoreline indicators. |
1967 |
| details |
Middle Devonian |
|
Paraguay |
Men©ndez,C.A. et al. Devonian spores from Paraguay. |
1967 |
| details |
Early Devonian |
|
Wales |
Mortimer,M.G. Some Lower Devonian microfloras from Southern Britain. |
1967 |
| details |
Middle Devonian |
|
Algeria |
Doubinger,J. Discovery of new micro-organisms in the Middle Devonian of the Sahara. |
1966 |
| details |
Devonian |
|
Brazil(Pernambuco) |
Brito,I.M. Short note on the Devonian microfossils of Pernambuco |
1965 |
| details |
Middle Devonian |
|
Brazil(Bahia) |
Regali,M.S.P. Palynological results of Paleozoic samples from the Tucano-Jatoba Basin. |
1964 |
| details |
Early Carboniferous |
|
Brazil(Bahia) |
Regali,M.S.P. Palynological results of Paleozoic samples from the Tucano-Jatoba Basin. |
1964 |
| details |
Cambrian |
Ordovician |
Nd |
Combaz,A. Presentation of the Laboratory of Palynology of the French Petroleum Company-Activities and results. |
1963 |
| details |
Ordovician |
Silurian |
France(Vosges) |
Doubinger,J. Ordovician and Silurian chitinozoans of the Schistes of Steige in the Vosges. |
1963 |
| details |
Ordovician |
|
Oklahoma |
Wilson,L.R. et al. Acid-resistant microfossils of the Sylvan Shale (Ordovician), of Oklahoma. |
1962 |
| details |
Devonian |
|
Paraguay |
Potter,D.E. Devonian chitinozoa and Hystrichospherids from Par Aguay |
1962 |
| details |
Mississippian |
|
Missouri |
Mehl,M.G. et al. Sporangites as "Horizon markers". (In: Guidebook, 26th Regional Field Conference Kansas Geological Society, northeast Missouri and west central Illinois). |
1961 |
| details |
Middle Ordovician |
Late Ordovician |
Ohio |
Schopf,J.M. et al. Acid-resistant microfossils from the Cynthiana Formation and Eden Group. |
1961 |